Contradiction with Mark 5:26
It states the woman had "suffered many things of many physicians" whereas Luke 8:43 does not mention her suffering from treatments by physicians.
Mark 5:26: And had suffered many things of many physicians, and had spent all that she had, and was nothing bettered, but rather grew worse,
Contradiction with Matthew 9:20
It mentions the woman had "disease" for twelve years, similar to Luke 8:43 yet focuses on a different aspect of touching Jesus' garment for healing, unlike Luke 8:43.
Matthew 9:20: And, behold, a woman, which was diseased with an issue of blood twelve years, came behind [him], and touched the hem of his garment:
Contradiction with Luke 8:27
This verse describes a different person with unclean spirits, contradicting the context of a woman with an issue of blood in Luke 8:43.
Luke 8:27: And when he went forth to land, there met him out of the city a certain man, which had devils long time, and ware no clothes, neither abode in [any] house, but in the tombs.